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144653045800 = 23521938066591
BaseRepresentation
bin1000011010110111111…
…1100101000000101000
3111211101010020002121211
42012231333211000220
54332222134431200
6150241440442504
713310431413334
oct2065577450050
9454333202554
10144653045800
115638a96733a
1224050019434
1310843892b33
1470035b67c4
153b69491aba
hex21adfe5028

144653045800 has 48 divisors (see below), whose sum is σ = 354019305600. Its totient is φ = 54815889600.

The previous prime is 144653045777. The next prime is 144653045843. The reversal of 144653045800 is 8540356441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19029496 + ... + 19037095.

It is an arithmetic number, because the mean of its divisors is an integer number (7375402200).

Almost surely, 2144653045800 is an apocalyptic number.

144653045800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144653045800 is an abundant number, since it is smaller than the sum of its proper divisors (209366259800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144653045800 is a wasteful number, since it uses less digits than its factorization.

144653045800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38066626 (or 38066617 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 144653045800 in words is "one hundred forty-four billion, six hundred fifty-three million, forty-five thousand, eight hundred".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 152 190 200 380 475 760 950 1900 3800 38066591 76133182 152266364 190332955 304532728 380665910 723265229 761331820 951664775 1446530458 1522663640 1903329550 2893060916 3616326145 3806659100 5786121832 7232652290 7613318200 14465304580 18081630725 28930609160 36163261450 72326522900 144653045800